Alert archive / Louisiana / Excessive Heat Warnings

Excessive Heat Warnings in Louisiana, 2021

10 excessive heat warnings in 2021. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of excessive heat warnings reaches back to 2005.

Excessive Heat Warnings by county

Each county as a circle sized by its count in 2021. Tap one for its archive.

Excessive Heat Warnings
10
Busiest month
July6 excessive heat warnings
Busiest day
July 30, 20213 excessive heat warnings

Over time

By month

The alerts

Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.

IssuedProductOfficeCountiesLasted
Jul 27, 2:54 PM CDTExcessive Heat WarningJANCatahoula, Concordia, East Carroll, Franklin, Madison, Morehouse and 3 more4 days
Jul 29, 1:40 PM CDTExcessive Heat WarningLIXAssumption, East Baton Rouge, East Feliciana, Iberville, Orleans, Pointe Coupee and 9 more29 hr
Jul 30, 3:07 AM CDTExcessive Heat WarningSHVBienville, Bossier, Caddo, Caldwell, Claiborne, De Soto and 11 more64 hr
Jul 30, 3:20 AM CDTExcessive Heat WarningLCHAvoyelles, Rapides, Saint Landry16 hr
Jul 30, 3:55 PM CDTExcessive Heat WarningLIXAssumption, East Baton Rouge, East Feliciana, Iberville, Orleans, Pointe Coupee and 9 more24 hr
Jul 31, 3:57 PM CDTExcessive Heat WarningLIXEast Baton Rouge, East Feliciana, Iberville, Pointe Coupee, Saint Helena, Tangipahoa and 3 more2 hr
Aug 20, 1:26 PM CDTExcessive Heat WarningLIXOrleans, Saint Bernard, Saint James, Saint John the Baptist, Saint Tammany26 hr
Aug 22, 2:29 PM CDTExcessive Heat WarningJANEast Carroll, Franklin, Madison, Morehouse, Richland, Tensas and 1 more53 hr
Aug 22, 2:40 PM CDTExcessive Heat WarningSHVCaldwell, Ouachita, Union52 hr
Aug 23, 3:27 PM CDTExcessive Heat WarningJANCatahoula, Concordia28 hr

By county

Every county with at least one alert. A county page lists each alert that covered it.

4 more counties

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force nowTornadoes on recordThe radar archive20202022

Sources

National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.